Meteor - Catching/customizing a successful or unsuccessful Facebook log-in event

"click #login-buttons-facebook" : function(e, tmpl){

    Meteor.loginWithFacebook(
        {}
        , function(err) {

            // Error reporting            

            if(err){
            }//err

            // Success            

            else {
            }//else
        }//function    

    );//loginWithFacebook

}//click